1 files changed, 163 insertions, 0 deletions
diff --git a/devtools/client/jsonview/components/JsonPanel.js b/devtools/client/jsonview/components/JsonPanel.js
new file mode 100644
index 0000000000..a9ff5ca954
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+++ b/devtools/client/jsonview/components/JsonPanel.js
@@ -0,0 +1,163 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+define(function(require, exports, module) {
+  const {
+    createFactory,
+    Component,
+  } = require("devtools/client/shared/vendor/react");
+  const dom = require("devtools/client/shared/vendor/react-dom-factories");
+  const PropTypes = require("devtools/client/shared/vendor/react-prop-types");
+  const { createFactories } = require("devtools/client/shared/react-utils");
+
+  const TreeView = createFactory(
+    require("devtools/client/shared/components/tree/TreeView")
+  );
+  const { JsonToolbar } = createFactories(
+    require("devtools/client/jsonview/components/JsonToolbar")
+  );
+
+  const {
+    MODE,
+  } = require("devtools/client/shared/components/reps/reps/constants");
+  const { Rep } = require("devtools/client/shared/components/reps/reps/rep");
+
+  const { div } = dom;
+
+  function isObject(value) {
+    return Object(value) === value;
+  }
+
+  /**
+   * This template represents the 'JSON' panel. The panel is
+   * responsible for rendering an expandable tree that allows simple
+   * inspection of JSON structure.
+   */
+  class JsonPanel extends Component {
+    static get propTypes() {
+      return {
+        data: PropTypes.oneOfType([
+          PropTypes.string,
+          PropTypes.array,
+          PropTypes.object,
+          PropTypes.bool,
+          PropTypes.number,
+        ]),
+        dataSize: PropTypes.number,
+        expandedNodes: PropTypes.instanceOf(Set),
+        searchFilter: PropTypes.string,
+        actions: PropTypes.object,
+      };
+    }
+
+    constructor(props) {
+      super(props);
+      this.state = {};
+      this.onKeyPress = this.onKeyPress.bind(this);
+      this.onFilter = this.onFilter.bind(this);
+      this.renderValue = this.renderValue.bind(this);
+      this.renderTree = this.renderTree.bind(this);
+    }
+
+    componentDidMount() {
+      document.addEventListener("keypress", this.onKeyPress, true);
+      document.getElementById("json-scrolling-panel").focus();
+    }
+
+    componentWillUnmount() {
+      document.removeEventListener("keypress", this.onKeyPress, true);
+    }
+
+    onKeyPress(e) {
+      // XXX shortcut for focusing the Filter field (see Bug 1178771).
+    }
+
+    onFilter(object) {
+      if (!this.props.searchFilter) {
+        return true;
+      }
+
+      const json = object.name + JSON.stringify(object.value);
+      return json.toLowerCase().includes(this.props.searchFilter.toLowerCase());
+    }
+
+    renderValue(props) {
+      const member = props.member;
+
+      // Hide object summary when non-empty object is expanded (bug 1244912).
+      if (isObject(member.value) && member.hasChildren && member.open) {
+        return null;
+      }
+
+      // Render the value (summary) using Reps library.
+      return Rep(
+        Object.assign({}, props, {
+          cropLimit: 50,
+          noGrip: true,
+          isInContentPage: true,
+        })
+      );
+    }
+
+    renderTree() {
+      // Append custom column for displaying values. This column
+      // Take all available horizontal space.
+      const columns = [
+        {
+          id: "value",
+          width: "100%",
+        },
+      ];
+
+      // Render tree component.
+      return TreeView({
+        object: this.props.data,
+        mode: MODE.TINY,
+        onFilter: this.onFilter,
+        columns,
+        renderValue: this.renderValue,
+        expandedNodes: this.props.expandedNodes,
+      });
+    }
+
+    render() {
+      let content;
+      const data = this.props.data;
+
+      if (!isObject(data)) {
+        content = div(
+          { className: "jsonPrimitiveValue" },
+          Rep({
+            object: data,
+          })
+        );
+      } else if (data instanceof Error) {
+        content = div({ className: "jsonParseError" }, data + "");
+      } else {
+        content = this.renderTree();
+      }
+
+      return div(
+        { className: "jsonPanelBox tab-panel-inner" },
+        JsonToolbar({
+          actions: this.props.actions,
+          dataSize: this.props.dataSize,
+        }),
+        div(
+          {
+            className: "panelContent",
+            id: "json-scrolling-panel",
+            tabIndex: 0,
+          },
+          content
+        )
+      );
+    }
+  }
+
+  // Exports from this module
+  exports.JsonPanel = JsonPanel;
+});